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 Author(s): MARCONDES, M. I.; PROVAZZI, F. P.; SILVESTRE, T.; SILVA, A. L.; VALADARES FILHO, S. C.; CAMPOS, M. M.; MACHADO, F. S.; ROTTA, P. P. We aimed to estimate the protein requirements of pregnant Holstein × Gyr cows. Sixty-one Holstein × Gyr (HG) cows were used, with an average initial BW of 480 ± 10.1 kg and 5 ± 0.5 yrs of age. Cows we... ... |
 Author(s): RIBEIRO, R. S.; TERRY, S. A.; SACRAMENTO, J. P.; SILVEIRA, S. R. e; BENTO, C. B. P.; SILVA, E. F. da; MANTOVANI, H. C.; GAMA, M. A. S. da; PEREIRA, L. G. R.; TOMICH, T. R.; MAURÍCIO, R. M.; CHAVES, A. V. Abstract The objective of this study was to examine the effects of Tithonia diversifolia as a supplementary forage on dairy cow performance and methane production. Nine lactating Holstein × Zebu dairy... ... |
 Author(s): CECCHIN, D.; CAMPOS, A. T.; YANAGI JUNIOR, T.; PIRES, M. de F. A.; LOURENÇONI, D.; SOUSA, F. A.; CECCHIN, D. Abstract: The objective of the present study was to evaluate the behavior of dairy cows confined in free-stall systems. Eighteen Holstein cows were evaluated in this research. The following frequencie... ... |
 Author(s): PALHARES, J. C. P.; CHARLÓN, V.; SPERBERG, F. S.; HERRERO, M. A.; LA MANNA, A. The aims of this study were quantify and qualify the dairy wastes in some South Americacountries to stimulate programs and policies in circular economy. |
 Author(s): NOVO, A. L. M.; JANSEN, K.; SLINGERLAND, M. The expansion of sugarcane for biofuels is a highly contentious issue. The growth of sugarcane area has occurred simultaneously with a reduction of dairy production in São Paulo state, the primary pro... ... |
 Author(s): CHAMILETE, S. A. M.; ALVES, T. C.; BERNDT, A.; NASSU, R. T. Modern dairy farming is associated with major sustainability challenges, among the main ones being the emission of greenhouse gases (GHGs) into the atmosphere. |
 Author(s): CARVALHO, G. R.; FARIA, W. R.; NARDY, V. P. D. R.; BETARELLI JUNIOR, A. A. Dairy farming is an important aspect of the Brazilian agricultural sector. The presence of numerous producers has created a large number of jobs in this field, contributing significantly to the rural... ... |
 Author(s): LOBO, R. N. B.; SANTOS, L. H. dos; FACO, O.; LOBO, A. M. B. O. Abstract: This work aimed to evaluate the genetic and economic gains for two selection schemes for dairy goats in Brazil. Analyses were performed by ZPLAN software. The traditional scheme had no econo... ... |
 Author(s): LOPES, F. B.; SILVA, M. C. da; MIYAGI, E. S.; FIORAVANTI, M. C. S.; FACO, O.; McMANUS, C. Abstract: The selection process in dairy goat was evaluated by selection indexes. Basal population of 1,000 does, randomly mated by 50 unselected and unrelated bucks, was simulated. Eight selection in... ... |
 Author(s): FONSECA, J. F. da; BRUSCHI, J. H.; ZAMBRINI, F. N.; DEMCZUK, E.; VIANA, J. H. M.; PALHÃO, M. P. The objective of this study was to evaluate lhe efficiency of two gonadotrophins in induction of estrus in dairy goats. A total of 47 dairy goats were randomly divided according to breed into two trea... ... |
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